Historical
SAE AS 1371-1976 (SAE AS1371-1976)
Nuts, Self-Locking Corrosion, Resistant Steel, High Strength, Prevailing Torque, All Metal, 800 degrees F (427 degrees C) Use, UNJ Thread Form ( Reaffirmed: Mar 2000 Jul 2004 )
This standard covers all-metal, self-locking, prevailing torque nuts made of corrosion resistant steel.
Society of Automotive Engineers [sae]